Bently Nevada 330505-02 Low Frequency Velocity Sensor

The Bently Nevada 330505-02 Low Frequency Velocity Sensor is specifically designed for monitoring low-frequency vibrations in machinery, such as hydroelectric turbines, where slow rotating speeds require detecting low signal-to-noise ratios. It detects vibrations of the stator core, stator frame, and bearing housing supports, providing early warning of potential machinery problems and aiding in diagnostics before issues become serious. ​

Product Specifications

Product Applications

The 330505-02 sensor is ideal for monitoring:​

• Hydroelectric turbines

• Stator core and frame vibrations

• Bearing housing supports

• Low-speed rotating machinery

• Municipal engineering applications

• Oil and gas industry equipment

• Petrochemical industry machinery​

Product Advantages

• Low-Frequency Detection: Accurately measures vibrations in low-speed machinery.

• Robust Construction: Stainless steel housing ensures durability in harsh environments.

• High Sensitivity: Provides precise velocity measurements for early fault detection.

• Versatile Mounting Options: Multiple mounting configurations for ease of installation.

• Wide Operating Temperature Range: Suitable for various industrial conditions.

• Self-Powered Design: Simplifies wiring and reduces installation costs.

Frequently Asked Questions (FAQ)

1. What is the primary function of the 330505-02 sensor?

   • It measures low-frequency vibrations in machinery, aiding in early detection of potential issues.​

2. Can this sensor be used in high-temperature environments?

   • Yes, it operates effectively in temperatures ranging from -55°C to +121°C.​

3. Is the sensor suitable for outdoor installations?

   • Yes, its robust stainless steel housing and sealed connector make it suitable for harsh environments.​

4. What type of output does the sensor provide?

   • It provides a voltage output proportional to the measured vibration velocity.​

5. Does the sensor require external power?

   • No, it is self-powered using a two-wire system.​

6. What are the mounting options for this sensor?

   • It features a 3/8-24 UNF-2B internal thread and an M8 x 1 mounting adapter option.​

7. Is the sensor compatible with standard monitoring systems?

   • Yes, it integrates seamlessly with most vibration monitoring equipment.​

8. What certifications does the sensor have?

   • It holds ROHS approval.​

9. Can the sensor be used for both vertical and horizontal installations?

   • Yes, it can be mounted in any orientation without affecting performance.​

10. What is the expected lifespan of the sensor?

    • With no moving parts, it offers a long operational life with minimal maintenance.